Check
the appropriate box to designate the rule pursuant to which this Schedule is filed:

[ ]
Rule 13d-1(b)

[X]
Rule 13d-1(c)

[ ]
Rule 13d-1(d)

*
The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to
the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided
in a prior cover page.

The
information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section
18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the Notes).

The
Statement is filed on behalf of each of the following persons (collectively, the “Reporting Persons”):

i)
Coltrane Asset Management, L.P. (“CAM”);

ii)
Coltrane Asset Management Holdings, Ltd. (“CAMH”);

iii)
Coltrane Master Fund, L.P. (“CMF”);

iv)
Coltrane GP, LLC (“CGP”); and

v)
Mandeep Manku.

This
statement relates to Shares (as defined herein) held for the account of CMF. CAM serves as investment manager to CMF. As such,
CAM has been granted investment discretion over portfolio investments, including the Shares, held for the account of CMF.
CGP is the general partner of CMF. CAMH is the general partner of CAM. Mandeep Manku is the sole member of CGP and the sole
shareholder of CAMH.

(b).

Address
or principal business office or, if none, residence:

The
address of the principal business office of each Reporting Person is 250 West 55th Street, 16th Floor,
New York, NY 10019.

(c).

Citizenship:

i)
CAM is a Cayman Islands exempted limited partnership;

ii)
CAMH is Cayman Islands exempted company;

iii)
CMF is a Cayman Islands exempted limited partnership;

iv)
CGP is a Delaware limited liability company; and

v)
Mandeep Manku is a Canadian Citizen

(d).

Title
of class of securities:

Common
Stock, $0.01 par value (the “Shares”).

(e).

CUSIP
Number:

110394103

Item
3.

If
This Statement is filed pursuant to §§.240.13d-1(b) or 240.13d-2(b), or (c), check whether the person filing is
a:

N/A

Item
4.

Ownership.

Provide
the following information regarding the aggregate number and percentage of the class of securities of the issuer identified
in Item 1.

(a)

Amount
beneficially owned:

Each
Reporting Person may be deemed to be the beneficial owner of 3,482,895 Shares. Each of the Reporting Persons disclaims beneficial
ownership of the shares reported herein except to the extent of its or his pecuniary interest therein.

(b)

Percent
of class:

Each
Reporting Person may be deemed to be the beneficial owner of approximately 9.8% of the total number of Shares outstanding
(based upon information provided by the Issuer in its most recent 10-Q filed with the Securities and Exchange Commission on
November 8, 2017, there were 35,365,418 Shares outstanding as of November 3, 2017).

(c)

Number
of shares as to which each person has:

(i)

Sole
power to vote or to direct the vote

CAM:
3,482,895

CAMH:
3,482,895

CMF:
3,482,895

CGP:
3,482,895

Mandeep
Manku: 3,482,895

(ii)

Shared
power to vote or to direct the vote

CAM:
0

CAMH:
0

CMF:
0

CGP:
0

Mandeep
Manku: 0

(iii)

Sole
power to dispose or to direct the disposition of

CAM:
3,482,895

CAMH:
3,482,895

CMF:
3,482,895

CGP:
3,482,895

Mandeep
Manku: 3,482,895

(iv)

Shared
power to dispose or to direct the disposition of

CAM:
0

CAMH:
0

CMF:
0

CGP:
0

Mandeep
Manku: 0

Item
5.

Ownership
of Five Percent or Less of a Class.

If
this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial
owner of more than five percent of the class of securities, check the following [ ].

Item
6.

Ownership
of More Than Five Percent on Behalf of Another Person.

If
any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds
from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest
relates to more than five percent of the class, such person should be identified. A listing of the shareholders of an investment
company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or
endowment fund is not required.

The
partners of CMF are entitled to receive, or have the power to direct, the receipt of dividends from or the proceeds of sales
of the Shares held for account of CMF, in accordance with their ownership interests in CMF.

Item
7.

Identification
and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control
Person.

If
a parent holding company or control person has filed this schedule, pursuant to Rule 13d-1(b)(1)(ii)(G), so indicate under
Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent
holding company or control person has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating
the identification of the relevant subsidiary.

N/A

Item
8.

Identification
and Classification of Members of the Group.

If
a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(J), so indicate under Item 3(j) and attach an exhibit
stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to
Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identity of each member of the group.

N/A

Item
9.

Notice
of Dissolution of the Group.

Notice
of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings
with respect to transactions in the security reported on will be filed, if required, by members of the group, in their individual
capacity. See Item 5.

N/A

Item
10.

Certification.

By
signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are
held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing
or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as
a participant in any transaction having that purpose or effect.

SIGNATURE

After
reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true,
complete and correct.

Dated:
January 24, 2018

COLTRANE
ASSET MANAGEMENT, L.P.

By:

/s/
George Cairoli

George
Cairoli, Chief Financial Officer

COLTRANE
ASSET MANAGEMENT HOLDINGS, LTD.

By:

/s/
George Cairoli

George
Cairoli, Authorized Person

COLTRANE
MASTER FUND, L.P.

By:

/s/
George Cairoli

George
Cairoli, Authorized Person

COLTRANE
GP, LLC

By:

/s/
George Cairoli

George
Cairoli, Authorized Person

MANDEEP
MANKU

By:

/s/
Mandeep Manku

Exhibit 1

Joint Filing Statement

Pursuant to Rule 13d-1(k)(1)

The undersigned hereby
consent and agree to the joint filing of Schedule 13G under the Securities Exchange Act of 1934, as amended, with respect to the
Common Stock, $0.01 par value, of Bristow Group Inc., together with any or all amendments thereto, when and if appropriate. The
parties hereto further consent and agree to file this Joint Filing Statement pursuant to Rule 13d-1(k)(1)(iii) as an exhibit to
Schedule 13G, thereby incorporating the same into such Schedule 13G.

This Joint Filing Statement
may be terminated by any of the undersigned upon written notice or such lesser period of notice as the undersigned may mutually
agree.